Tourism, Maldives' largest economic activity, accounts for 28% of GDP and more than 60% of foreign exchange receipts. Over 90% of government tax revenue comes from import duties and tourism-related taxes. Fishing is the second leading sector. Agriculture and manufacturing continue to play a lesser role in the economy, constrained by the limited availability of cultivable land and the shortage of domestic labor. Most staple foods must be imported. The Maldivian Government implemented economic reforms, beginning in 1989 that initially lifted import quotas, opened some exports to the private sector, and liberalized regulations to allow more foreign investment. Real GDP growth averaged over 7.5% per year for more than a decade, and registered 18% in 2006, due to a rebound in tourism and reconstruction following the tsunami of December 2004. GDP slowed in 2007-08, then contracted in 2009 due to the global recession. Falling tourist arrivals and fish exports, combined with high government spending on social needs, subsidies, and civil servant salaries contributed to a balance of payments crisis, which was eased with a December 2009, $79.3 million dollar IMF standby agreement. Diversifying the economy beyond tourism and fishing, reforming public finance, and increasing employment opportunities are major challenges facing the government. Over the longer term Maldivian authorities worry about the impact of erosion and possible global warming on their low-lying country; 80% of the area is 1 meter or less above sea level....More..